Freebase(0.00 / 0 votes)Rate this definition: Serval. The serval is a medium-sized African wild cat. DNA studies have shown that the serval is closely related to the African golden cat and the caracal. Chambers 20th Century Dictionary (0.00 / 0 votes) Rate this definition:
Word forms: plural harrows. countable noun. A harrow is a piece of farm equipment consisting of a row of blades fixed to a heavy frame. When it is pulled over ploughed land, the blades break up large lumps of soil.
Chassis ground means the ground is connected to outer body of appliances so that all charge can be neutralized and safe. earth ground means the top hole of mains socket which is connected to a metal piece via copper wire covered in sand inside the ground it is done to discharge extra charges.